This is a good solution to the Non Renewable Energy Sources. We can save a large amount of money spent for petroleum. He should get the patent License for this new innovation. And finally, the government should give this innovation it's deserved place.

රජයෙන් වෙන ඒවාට නම් අත දෙයි..
මේ වගේ කොල්ලෙක් ට මොනා දෙයිද?
මේ ශ්රී ලංකාවයි !
he best known example of Ray’s innovation is the Land Master (1955) -- the world’s first two-wheeled hand tractor intended to help small farmers in the tropics to mechanise their field work. He later acknowledged that he started off with the two-wheeled garden tractor and re-designed it. The standard tractors at the time were large, expensive and involved high maintenance. He then designed a combined harvester and some add-ons.
wow, great